Presentation:
-Painful knee joint
-Deformity

Examination:
-Varus deformity
-antalgic gait
-measure intercondylar distance
-knee examination
-swelling
-crepitus
-limited ROM
-contracture
-varus stress test positive
-joint line tenderness
-can feel osteophytes, sometimes
-check hip & ankle too.

Common Qs:
1.what is OA?
-Degenerative dis. of the synovial joint affecting the cartilage

2.Classification?
-primary& secondary
-primary - no obvious cause, old age
-secondary - trauma, septic arthritis, RA, osteochondritis, avascular necrosis.

3.Radiological features:
-deformity, reduced jt. space, osteophytes,sclerosis, subchondral cyst.

4.Most commonly affected jt?
-knee jt

5.Treatment?
-conservative
- medical - NSAIDs
- non medical - rest, reduce weight, cane, use public transport, physiotx.
-surgery- osteotomy, TKR.

6.Indication for surgery?
-Severe intolerable pain- pain at rest, pain that affect normal fc.

Labels: Short cases in orthopaedics